January 12, 2015

Q: How would you appreciate the Lymphatic system? (2 Marks)
A: Lymphatic system is the system that transports the tissue fuluid into the main blodd stream.

It is the vital link between blood and tissues by which essential substances pass from blood to cells and excretory products from cells to blood. It carries digested and absorbed fats from small intestine to different tissues of the body. It helps in removing waste materials from the cells in the body to drain into blood. It protects cells in the tissues from infection.

Q: Write the differences between arteries, veins and capillaries: (4 Marks)
(Prepare such tables wherever necessary in any lesson. You can prepare such tables for the valves of heart, cardiac cycle, xylem and phloem etc., add relevant columns and row when you prepare such tables and it would be an added advantage if you can add the diagrams as given in the above table.)

Q: Aravind went to a zoology lecturer and collected information about mode of circulation in different phyla. He recorded the information he collected, in his project work book. Can you write your data about the same topic in a tabular form? (4 Marks)

A: I went to a zoology lecturer and collected information about mode of circulation in different phyla. She explained me everything and have shown me images of different examples from each phyla. Here is my project work.